package com.qf.util;

/**
 * projectName: wokepase1
 *
 * @author: 强力
 * time: 2021/8/25 16:54
 * description:
 */
public class StringUtil {
    public  static  boolean isEmpty(String str){
        if (str.equals("")){
            return true;
        }
        if (str.isEmpty()){
            return true;
        }
        if (str.trim().length()==0){
            return true;
        }
        return false;
    }
}
